10 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
: The ANA patterns ... Patterns and Associated ... , Sjögren Syndrome ... #ANA #patterns ... #rheumatology #diagnosis
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Juvenile Idiopathic Arthritis ... SLE), Sjogren's Syndrome ... #ANA #patterns ... #rheumatology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
findings (ANA, ... Non-autoimmune rheumatologic ... pain • Swan neck/Ulnar ... 1, SCL-70, RNP antibodies ... anticardiolipin antibodies
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... joint • Systemic lupus ... DNA antibodies, ... diagnosis #testing #Rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... and Systemic lupus ... clinically suspected, tests ... SLE-SSc-AlM overlap syndromes ... erythematosus #diagnosis #rheumatology
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... Joint diseases ... characteristic antibodies ... boggy" joints, esp carpal ... Boutonniere's ulnar
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Others: • Lupus ... retinopathy Lab Tests ... LFT • ESR • ANA ... ) pattern: antibodies ... differential #diagnosis #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... • Systemic lupus ... SJIA], systemic lupus ... Liver function tests ... #Rheumatology
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
wrist joint and ... the trabecular pattern ... ulna is also seen ... proximal to the carpal ... rheumatological diseases
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Diagnostic Tests ... RP-ILD), dermato-rheumatologic ... pattern of muscle ... • Nonerosive arthritis ... Myositis #Myopathy #rheumatology